—The classroom isn’t . Will you please tune on the light? —Sure.A. enough brightB. bright

问题补充：

—The classroom isn’t . Will you please tune on the light? —Sure.

A. enough bright

B. brightly enough

C. enough brightly

D. bright enough

答案：

A. enough bright

B. brightly enough

C. enough brightly

(答案→)D. bright enough

解析：句意：这个教室不够明亮。请你开开灯好吗？当然。enough修饰形容词或副词时要后置；本句中用形容词做表语，表示“明亮”；故选D。